orc/orc-subdir.patch
Fabian Deutsch 7a6cd109ff Enable user dependent codemem allocation.
Signed-off-by: Fabian Deutsch <fabian.deutsch@gmx.de>
2012-01-03 11:44:21 +01:00

151 lines
4.5 KiB
Diff

From 30a9f48e8dd12f7b607d1dbc9a795f939208f5d6 Mon Sep 17 00:00:00 2001
From: Fabian Deutsch <fabian.deutsch@gmx.de>
Date: Tue, 4 Oct 2011 13:28:38 +0200
Subject: [PATCH 1/3] Use a subdirectory for temporary files.
This allows the a better integration with selinux, as the rule can use the path name and doesn't need globbing.
Signed-off-by: Fabian Deutsch <fabian.deutsch@gmx.de>
---
orc/orccodemem.c | 18 +++++++++++++++++-
1 files changed, 17 insertions(+), 1 deletions(-)
diff --git a/orc/orccodemem.c b/orc/orccodemem.c
index f470be5..e125faa 100644
--- a/orc/orccodemem.c
+++ b/orc/orccodemem.c
@@ -193,11 +193,27 @@ orc_code_chunk_free (OrcCodeChunk *chunk)
#ifdef HAVE_CODEMEM_MMAP
int
orc_code_region_allocate_codemem_dual_map (OrcCodeRegion *region,
- const char *dir, int force_unlink)
+ const char *basedir, int force_unlink)
{
int fd;
int n;
char *filename;
+ char *dir;
+ struct stat stat_p;
+
+ dir = malloc (strlen (basedir) + strlen ("/.orc"));
+ sprintf (dir, "%s/.orc", basedir);
+
+ stat (dir, &stat_p);
+ if (!S_ISDIR (stat_p.st_mode))
+ {
+ n = mkdir (dir, S_IRWXU);
+ if (n < 0)
+ {
+ ORC_WARNING ("failed to create subdir");
+ return FALSE;
+ }
+ }
filename = malloc (strlen ("/orcexec..") +
strlen (dir) + 6 + 1);
--
1.7.7.5
From 2e35ab7bca7eef855b12eed26da9d543c8b225b6 Mon Sep 17 00:00:00 2001
From: Fabian Deutsch <fabian.deutsch@gmx.de>
Date: Sun, 1 Jan 2012 21:25:28 +0100
Subject: [PATCH 2/3] orccodemem.c: Fix memory allocation and directory
existance.
Noted in https://bugzilla.redhat.com/show_bug.cgi?id=770602
Signed-off-by: Fabian Deutsch <fabian.deutsch@gmx.de>
---
orc/orccodemem.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/orc/orccodemem.c b/orc/orccodemem.c
index e125faa..be76472 100644
--- a/orc/orccodemem.c
+++ b/orc/orccodemem.c
@@ -201,11 +201,11 @@ orc_code_region_allocate_codemem_dual_map (OrcCodeRegion *region,
char *dir;
struct stat stat_p;
- dir = malloc (strlen (basedir) + strlen ("/.orc"));
+ dir = malloc (strlen (basedir) + strlen ("/.orc") + 1);
sprintf (dir, "%s/.orc", basedir);
- stat (dir, &stat_p);
- if (!S_ISDIR (stat_p.st_mode))
+ if (stat (dir, &stat_p) == -1 ||
+ !S_ISDIR (stat_p.st_mode))
{
n = mkdir (dir, S_IRWXU);
if (n < 0)
--
1.7.7.5
From 5a9009d4275fd40a0079a8bf44a7de31c2962bb0 Mon Sep 17 00:00:00 2001
From: Fabian Deutsch <fabian.deutsch@gmx.de>
Date: Sun, 1 Jan 2012 21:41:04 +0100
Subject: [PATCH 3/3] Add compiler option for ENABLE_USER_CODEMEM.
This option disbales non-user-dependent path checking at compile time. If enabled, only paths corresponding to a user are checked.
Signed-off-by: Fabian Deutsch <fabian.deutsch@gmx.de>
---
configure.ac | 4 ++++
orc/Makefile.am | 3 +++
orc/orccodemem.c | 2 ++
3 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/configure.ac b/configure.ac
index 6637b8e..52edb5c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -164,6 +164,10 @@ AM_CONDITIONAL(ENABLE_BACKEND_NEON, test "x$ENABLE_BACKEND_NEON" = "xyes")
AM_CONDITIONAL(ENABLE_BACKEND_ARM, test "x$ENABLE_BACKEND_ARM" = "xyes")
AM_CONDITIONAL(ENABLE_BACKEND_C64X, test "x$ENABLE_BACKEND_C64X" = "xyes")
+AC_ARG_ENABLE(user-codemem,
+ AC_HELP_STRING([--enable-user-codemem],[Force codemem allocation to be user dependent (default is no)]),
+ [], [enable_user_codemem=no])
+AM_CONDITIONAL(ENABLE_USER_CODEMEM, test "x$enable_user_codemem" = "xyes")
AC_DEFINE(ORC_EXPORTS, 1, [Defined for compiling internal code])
diff --git a/orc/Makefile.am b/orc/Makefile.am
index 8f379e0..43e9028 100644
--- a/orc/Makefile.am
+++ b/orc/Makefile.am
@@ -9,6 +9,9 @@ liborc_@ORC_MAJORMINOR@_la_LDFLAGS = \
-no-undefined -export-symbols-regex 'orc_'
liborc_@ORC_MAJORMINOR@_la_CFLAGS = $(ORC_CFLAGS) \
-DORC_ENABLE_UNSTABLE_API
+if ENABLE_USER_CODEMEM
+liborc_@ORC_MAJORMINOR@_la_CFLAGS += -DORC_FORCE_USER_CODEMEM
+endif
liborc_@ORC_MAJORMINOR@_la_SOURCES = \
orc.c \
diff --git a/orc/orccodemem.c b/orc/orccodemem.c
index be76472..32c14f1 100644
--- a/orc/orccodemem.c
+++ b/orc/orccodemem.c
@@ -279,12 +279,14 @@ orc_code_region_allocate_codemem (OrcCodeRegion *region)
{
const char *tmpdir;
+#ifndef ORC_FORCE_USER_CODEMEM
tmpdir = getenv ("TMPDIR");
if (tmpdir && orc_code_region_allocate_codemem_dual_map (region,
tmpdir, FALSE)) return;
if (orc_code_region_allocate_codemem_dual_map (region,
"/tmp", FALSE)) return;
+#endif
tmpdir = getenv ("XDG_RUNTIME_DIR");
if (tmpdir && orc_code_region_allocate_codemem_dual_map (region,
--
1.7.7.5